document.write( "Question 681315: How do i simplify the following expression:\r
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Algebra.Com's Answer #422636 by ReadingBoosters(3246)\"\" \"About 
You can put this solution on YOUR website!
\"4x%5E2-80x%2B400\"
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\n" ); document.write( "Check with FOIL
\n" ); document.write( "4x^2 - 40x - 40x + 400
\n" ); document.write( "4x^2 - 80x + 400 ===> it matches!!
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